York EVHC 09 DSAAAR User manual

121
High Wall
EVHC 09 to 12 DSAAAR
SERVICE MANUAL
SM-EVHC-D-09-12GB 05-10
EVHC-09 / EVHC-12

122
CONTENTS
Safety Cautions ................................................................................................................................1
Emergency operation ........................................................................................................................9
Product Specifications .....................................................................................................................10
Part name ........................................................................................................................................12
Dimensions ......................................................................................................................................13
Appending data ...............................................................................................................................
Refrigerant sysem diagram .............................................................................................................
Installation .......................................................................................................................................
Troubleshooting Guide ....................................................................................................................
Disassembly ....................................................................................................................................
Exploded View .................................................................................................................................
Replacement Parts List ....................................................................................................................
Appendix ..........................................................................................................................................
Schematic Diagram .........................................................................................................................15
PCB function manual and operation method ...................................................................................2
Operation of wireless remote control .................................................................................................4

123
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Safety Cautions
To prevent injury to the user or other people and property damage, the following instructions must
be followed.
■Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is
classified by the following indications.
■Meanings of symbols used in this manual are as shown below.
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage to properties only.
Be sure not to do.
Be sure to follow the instruction.
ƾ
ƾƾ
Be sure to pull out the power plug when not
Earth: The ground be connected!
If not, please ask the qualified personnel to install. Furthermore,
don't connect each wire to the gas pipe, water pipe, drainage
pipe, drainage pipe or any other improper places.
using the air conditioner for a long time.
Otherwise, the accumulated dust may cause fire or electric
shock.
Select the most appropriate tem perature.
Keep room coo-
er than outside
about 5 degree.
It can preclude the electricity wasted. ƾ
Don't leave windows and doors open for a
long time while operating the air conditioner.
It can decrease the air conditioning capacity.

124
!"#$%& !"#$%&'
Do not install the product on a defective
installation stand.
Be sure the installation area does not
deteriorate with age.
•It may cause injury, accident, or damage to the
product.
•If the base collapses, the air conditioner could fall
with it, causing property damage, product failure,
and personal injury.
Sharp edges could cause injury. Be especially care-
ful of the case edges and the fins on the condenser
and evaporator.
There is risk of fire, electric shock, explosion, or injury.
Be cautious when unpacking and installing
the product.
For installation, always contact the
dealer or an Authorized service center.
For re-installation of the installed product,
always contact a dealer or an authorized
service center.
Do not install, remove, or re-install the
unit by yourself.
There is risk of fire, electric shock, explosion, or
injury.
There is risk of fire, electric shock, explosion, or
injury.
ƾ
ƾ
ƾ
ƾ
ƾ
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125
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Don't place a space heater near the air
conditioner.
Or CO toxicosis may occur for imcomplete
burning.
Keep combustible spray away from
the units more than 1m.
It can cause afire or explosion.
The airflow direction can be adjusted
appropriately.At operating, adjust the
vertical airflow direction by adjusting the
louvers of upward/downward direction.
And then, hold two ends of left and right
louver to adjust the horizontal airflow.
Louver of left/right direction Louver of upward/
downward direction.
Don't insert your hands or stick into the air
intake or outlet vents.
Otherwise it will cause accident.
Don't blow the wind to animals and plants
directly. It can cause a bad influence to
them.
Don't apply the cold wind to the body for
a long time.
It can cause the health problems.
Don't use the air conditioner for other pur-
poses, such as drying clothes, preserving
foods, etc.
Splashing water on the air conditioner
can cause an electric shock and
malfunction.

126
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Operation of wireless remote control
Note: There is no fan display shown on the front
panel of the indoor unit

127
Operation of wireless remote control
This function only operates when unit is
in DRY or Cooling mode and should be
on when used in high humidity indoor
environment to dry indoor coil to prevent
mould growing on the coil.
To set this function press Below button,
an Icon will be displayed on LCD remote
controller. When this function is on and unit
is turned off at the remote controller the
indoor fan will continue to operate for period
of time then will turn off.If you press the
Below button whilst the unit is turned off and
fan is running

128
Operation of wireless remote control
OFF
This is an universal use remote controller. If
remote controller sends the following three
kinds of status that the swing status of main
unit will be:
When the guide louver start to swing up and
down, if turn off the Swing, the air guide louver
will stop at current position.
which indicates the guide louver swings up
and down between that all five positions.
●
Press this button, to set up swing angle,
which circularly changes as below:
SWING UP AND DOWN BUTTON
TIMER ON TIMER ON BUTTON
Timer On setting: Signal ìONî will blink
and display, signal will conceal, the
numerical section will become the timer
on setting status. During 5 seconds blink,
by pressing ＋ or － button to adjust the
time value of numerical section, every
press of that button, the value will be
increased or decreased 1 minute. Hold
pressing ＋ or － button, 2 seconds later,
it quickly change, the way of change is:
During the initial 2.5 seconds, ten numbers
change in the one place of minute, then
the one place is constant, ten numbers
change in the tens place of minute at 2.5
seconds speed and carry. During 5s blink,
press the Timer button, the timer setting
succeeds. The Timer On has been set up,
repress the timer On button, the Timer
On will be canceled. Before setting the
Timer, please adjust the Clock to the
current actual time.
TIMER OFF BUTTON
Once press this key to enter into
TIMER OFF setup, in which case
the TIMER OFF icon will blink.
The method of setting is the same
as for TIMER ON.
TIMER OFF
●
Remote control
●
To turn the display panel(indoor
unit) on or off press the light
button on the remote controller.
If the light function is on a
which is be displayed on the LCD
panel of the remote controller
When pressing - and + together the
remote controller will be locked.to
release lock function press - and +
together again.
When press MODE and -
button
unit isoff,
simultaneously to switch
between ć and ć7R

129
Introduction for special function
1. After powered on, press ON/OFF button, the unit will start to run.(Note: When
it is powered off, the guide louver of main unit will close automatically.)
2. Press MODE button, select desired running mode, or press COOL or HEAT
mode to enter into the corresponding operation directly.
3. Pressing +or - button, to set the desired temperature. (It is unnecessary
to set the temp. at AUTO mode.)
4. Pressing FAN button, set fan speed, can select AUTO FAN, LOW, MID
and HIGH.
5. Pressing button, to select the swing.
1. Press SLEEP button, to set sleep.
2. Press TIMER ON and TIMER OFF button, can set the scheduled timer on
3. Press LIGHT button, to control the on and off of the displaying part of the
unit (This function may be not available for some units).
4. Press TURBO button, can realize the ON and OFF of TURBO function.
or timer off.
Guide for operation- General operation
Guide for operation- Optional operation
When AUTO RUN mode is selected, the setting temperature will not be displayed on the
LCD, the unit will be in accordance with the room temp. automatically to select the suitable
running method and to make ambient comfortable.
About turbo function
If start this function, the unit will run at super-high fan speed to cool or heat quickly so that
the ambient temp. approachs the preset temp. as soon as possible.
ƾƾ
About AUTO RUN
Operation of wireless remote control
1. Press swing up and down button continuously more than 2s,the main unit will swing back
and forth from up to down, and then loosen the button, the unit will stop swinging and present
position of guide louver will be kept immediately.
2. Under swing up and down mode, when the status is switched from off to , if press this
button again 2s later, status will switch to off status directly; if press this button again
within 2s,the change of swing status will also depend on the circulation sequence stated above.
ƾ
About swing up and down

130
It indicates: after starting this function by remote controller and the unit has been under
defrost status, If turn off the unit by remote controller, the unit will not stop defrosting until
it is finished; if change setting mode by remote controller, the function ,which is set last
time, won't be carried out until defrosting finished.
Operation of this function on or off: If remote controller is under off status, press mode button
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defrost mode, dual eight position on remote controller will display H1.If switch to heat mode,
the position will display H1, which flickers for 5s, in which case, press +/- button, H1 will
disappear and setting temp. be displayed.
After remote controller is powered on, the new defrost function will be defaulted to be closed.
ƾ
About new function of defrosting
1
Changing batteries and notices
42
3ƾƽƽƽƽƽSlightly to press the place with , along the arrowhead direction to push the back cover of wireless
remote control. (As show in figure)
Take out the old batteries. (As show in figure)
Insert two new AAA1.5V dry batteries, and pay attention to the polarity.
(As show in figure)
Attach the back cover of wireless remote control. (As show in figure)
When changing the batteries, do not use the old or different batteries,
If the wireless remote control will not be used for a long time, please
otherwise, it can cause the malfunction of the wireless remote control.
take them out, and don't let the leakage liquid damage the wireless
remote control.
The operation should be in its receiving range.
It should be placed at where is 1m away from the TV set or stereo sound sets.
If the wireless remote control can not operate normally, please take them out,
after 30s later and reinsert, if they cannot normally run, please change them. Sketch map for
changing batteries
NOTE:
Fi g.1
Fig.2
Operation of wireless remote control

131
If the wireless remote control is lost
or broken, please use the manual switch
Auto mode, but the temperature and fan
button. At this time, the unit will run at the
To open the panel, the manual switch
is on the displayer box.
It's a special selective buttonfor the users ,who are not accustomed to the
light at sleeping.
Get the displayer indicator light on: When setting the light function,the mark will
pressing this button. In which case,the diss-
player indicator light will be on if the AC receives
Get the displayer indicator light off: If cancel the light function,the mark will disap-
per on the remote controller screen by pressing this
button. In which case, the displayer indicator light will
be off if the AC receives this signal.
Displayer indicator light control of indoor unit
ƽƽdisplay on the remote controller screen by
this signal.
Emergency operation
speed cannot be changed. The operation
was shown as below:
Turn on the unit: At unit turned off, press
the button,the unit will run at Auto mode
immediately.The microcomputer will accord
ƽto the indoor temperature to select (Cooling,
Heating, Fan) and obtain the comfortable effect.
Turn off the unit: At unit turned on, press the
button, the unit will stop working.
ƽManual switch
Fig.3
Emergency operation

132
Product Specifications
Product Specifications
COOLING HEATING COOLING HEATING
80/50/25 80/53/25 95/68/25 95/74/25
3100/2500/1200
10600/9000/4036
3800/2800//1200
13000/9386/4096
3800/3500/1220
12970/12000/4172
4740/4000/1310
14660/13650/4480
1330/735/280 1365/745/310 1560/1060/295 1420/1100/330
1400 1450 1600 1650
6.1 6.3 7.0 7.2
2.33/3.4/4.21 2.784/3.69/3.87 2.44/3.3/4.14 3/3.64/3.97
Model of Indoor Unit
Fan Motor Speed (r/min) (H/M/L) (1260)/1050/920/
730
(1320)/1200/1100
/950
Output of Fan Motor (w)
Input of Heater (w)
Fan Motor Capacitor (uF)
Fan Motor RLA(A)
Fan Type-Piece
Diameter-Length (mm)
Evaporator
Pipe Diameter (mm)
Row-Fin Gap(mm)
Coil length (l)×height (H)×coil
width (L)
Swing Motor Model
Output of Swing Motor (W)
Fuse (A)
Sound Pressure Level dB (A)
(H/M/L)
Sound Power Level dB (A)
(H/M/L)***
Dimension (W/H/D) ( mm)
Dimension of Package(W/H/D)(mm)
Net Weight /Gross Weight (kg) 10/13
845×275×180
(54)/51/48/45
645X25.4X267
MP24AA
2.4
PCB 3.15A
915×255×355
(41)/37/33/24
φ92 X 645
Aluminum fin-copper tube
7
2-1.4
/
1.0
0.254
Cross flow fan - 1
20
1.6
A/A
(1260)/1070/900/730
EVKC 12 DS
EVHC 12 DSAAAR
220-240V〜560
2-1.5
581X264X25.4
EVHC 09 DSAAAR
220-240V〜1.2
Aluminum fin-copper tube
7
0.1
Cross flow fan - 1
φ85×596
9 / 12
(54)/50/46/43
790×265×170
870×248×355
MP24AA
1.5
PCB 3.15A
EVKC 09 DS
Energy Class
Indoor
unit
(40)/37/31/23
A/A
10
None
1.0
Model
Function
Rated Voltage
Rated Frequency
EER / C.O.P (W/W)
Total Capacity (W/Btu/h)
Power Input (W)
Rated Input (W)
Rated Current (A)
Air Flow Volume (m3/h) (H/M/L)**
Dehumidifying Volume (l/h)
500

133
11
Product Specifications
MITSUBISHI MITSUBISHI
KNB092FHBMC KNB092FHBMC
single-rotor single-rotor
25 25
3.89 8.9
895 895
None 222KT-XH-2P-400mm
Capillary throttling Capillary throttling
Transducer starting Transducer starting
-15ºC≤T≤43ºC -10ºC≤T≤43ºC
Aluminum fin-copper tube Aluminum fin-copper tube
9.52 7
1-1.6 2-1.4
608X508X22 608/498/22
830±20 880±20
30 30
0.3 0.3
2.5 2
//
Axial fan -1 Axial fan-1
400 400
Auto defrost Auto defrost
T1 T1
II
IP24 IP24
3.8 3.8
1.2 1.2
53 ≤54
63 ≤64
848X260X540 848X260X540
878X360X580 878X360X580
35/40 36/41
R410A / 0.8 R410A / 1.15
55
15 15
Liquid Pipe (mm) 6(1/4") 6(1/4")
Gas Pipe (mm) 9.52(3/8") 12(1/2")
Height (m) 5 5
Length (m) 15 20
Permissible Excessive Operating
Pressure for the Discharge Side(MPa)
Fan Diameter (mm)
Defrosting Method
Climate Type
Isolation
Condenser
Pipe Diameter (mm)
Rows-Fin Gap(mm)
Moisture Protection
Fan Motor RLA(A)
Fan Motor Capacitor (uF)
Air Flow Volume of Outdoor Unit
Overload Protector
Throttling Method
Starting Method
Working Temp Range (ºC)
Compressor Type
L.R.A. (A)
Compressor RLA(A)
Compressor Power Input(W)
Outer
Diameter
Refrigerant Charge (kg)
Outdoor
unit
Connecti
on Pipe
Gas additional charge(g/m)
Length (m)
Max
Distance
Model of Outdoor Unit
Compressor Manufacturer/trademark
Compressor Model
Coil length(l) x height(H) x coil width(L)
Net Weight /Gross Weight (kg)
Permissible Excessive Operating
Pressure for the Suction Side(MPa)
Sound Pressure Level dB (A) (H/M/L)
Sound Power Level dB (A) (H/M/L)
Dimension (W/H/D) (mm)
Dimension of Package (L/W/H)(mm)
Fan Type-Piece
Fan Motor Speed (rpm) (H/M/L)
Output of Fan Motor (W)
EVJC 12 DS
EVJC 09 DS

134
!
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Part name
Wall Pipe
Remote control window
Guide louver
Indoor unit
Outdoor unit
Front Panel
Filter
Air in
Air out
Drainage hose
Air in
Air out
Wireless remote control
Wrapping Tape
Set Temp
Heat
Cooling
Connection pipe
DRY
Run
LED displayer
Power cable

135
13
Dimensions
Dimensions
Indoor Unit
W(
㎜
) H(
㎜
) D(
㎜
)
790 265 170
845 275 180
A B Q R S X
EVKC 09 DS 110 140 148 605 32 55
EVKC 12 DS 110 147 129 542 169 55
Model
Mounting Plate Hole
W
R S
H
Q
A
B
Tube exit
Air inlet
Right
Left
Ceiling
Wall-Mounting Plate
x
x
W
D
H
Hole, the position should be confirmed
by client or the erector
Hole, the position should be confirmed
by client or the erector

136
Dimensions
Outdoor Unit
Unit:mm
Over 60cm
Over 30cm
Over 30cm
Over 60cm
Bolt
Nut
Wrench
W
W1
W(mm) W1(mm) W2(mm) H(mm) D(mm) D1(mm) D2(mm)
W2
H
D D1
D2
762 540 256.6320848 286540
762 540 256.6320848 286540
Model
EVJC 09 DS
EVJC 12 DS

137
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Schematic Diagram
Indoor Unit
ক䖯
Schematic Diagram

138
Schematic Diagram
Outdoor Unit

139
• T OP VIEW
INDOOR UNIT
• BOTTOM VIEW
Schematic Diagram
Printed Circuit Board Connector Wiring Diagram
1
2
3
4
5
6
7
8
9 10

140
• TOP VIEW
Schematic Diagram
• BOTTOM VIEW
PIN PIN
1 22
2 23
3 24
4 25
5 26
6 27
7 28
8 29
9 30
10 31
11 32
12 33
13 34
14 35
15 36
16 37
17 38 IIC
18 39 IIC
19 40
20 41
21 42
1
2
3
4
5
6
7
8
9
10
Definition Definition
Indoor unit pin definition
Ground
Reset input
Ground
Buttons input
Buzzer output
Relay control
Communication sending
Communication receiving
Remote control receiving
Reset output
PWM output
5V power supply Vcc
AD referrence voltage
AD referrence ground
Motor feedback input
Surge signal input
Surge singal output
Serial No.
Name of circuit Testing contents
Communication circuit
Stabilized voltage supply circuit
Buzzer circuit
Commutating filter wave circuit
Displaying board displaying circuit
Reset circuit
Jumper cap ciruit
Crystal oscillatory circuit
Buzzer sound
Communication voltage and communication wave shape
Displaying the numerical design correctness
Sensor detection temperature circuit Input IC pin voltage value
Waveform and voltage
Reset pin voltage and waveform
Impulse waveform and impulse voltage
Fan motor feedback and
driving circuit
Whether jumper cap is installed or whether it is correctly
installed
Chip power supply 5V; relay power supply 12V
Before commutating, voltage:
AC current; After commutated, voltage: DC current
Note: unnoted that the pins are suspending
Display board code control S1
Display board code control S2
Display board code control S3
Display board code control S4
Retain the swing motor control
Pin1 in advance
Retain the swing motor control
Pin2 in advance
Retain the swing motor control
Pin3 in advance
Retain the swing motor control
Pin4 in advance
Upper and lower swing motor control Pin 1
Upper and lower swing motor control Pin 2
Upper and lower swing motor control Pin 3
Upper and lower swing motor control Pin 4
Cooling/heating selection port
Display board code control G
Display board code control F
Display board code control E
Display board code control D
Display board code control C
Display board code control B
Display board code control A
Bus data port
Bus clock port
Indoor ambient temperature sampling port
Indoor tube temperature sampling port
Quick test port (retain the temperature
sampling port)